﻿/*!	@file	r_resource_loader_texture_plugin.h
	@brief	リソース読み込み(テクスチャ
Copyright (c) 2011 Yuya Yamaguchi

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
*/
#ifndef _R_RESOURCE_LOADER_TEXTURE_PLUGIN_H_
#define _R_RESOURCE_LOADER_TEXTURE_PLUGIN_H_

#include "../r_resource_loader.h"

namespace r{
	namespace draw{
		//! テクスチャ情報構造体
		struct Texture2DDesc;
	}
}

namespace r{
	namespace resource{
		namespace texture{

			enum LoadCheckResult{
				LoadCheckResult_Disable = 0,			//!< このプラグインでは読み込めない
				LoadCheckResult_EnableWithCreateType,	//!< このプラグインで読み込んだデータはCreate関数に直接渡せる
				LoadCheckResult_EnableNeedSetup			//!< このプラグインで読み込んだデータは独自にセットアップする必要がある
			};
			//! テクスチャリソースローダーの基底
			/*!
			*/
			class LoaderPlugin : public r::rtti::ClassBase
			{
				RRTTI_REFLECTION_DECLARE
			public:
				//! コンストラクタ
				LoaderPlugin( cRAllocBase* myAllocator );
				//! デストラクタ
				virtual ~LoaderPlugin();
			public:
				//! ファイルがロード可能か確認する
				/*!
				*/
				virtual LoadCheckResult	checkLoadEnable( const r_cstr name, r::stream::Reader* stream );
				//! データをロードする
				virtual r_bool		load( const r_cstr name, r::stream::Reader* stream, r::draw::Texture2DDesc& desc, void*& loadedData, size_t& size );
				//! ロード済みデータの後始末をする
				virtual void		cleanup( void* loadedData );
			protected:
				cRAllocBase*		getAllocator(void)const;
			private:
				cRAllocBase*		allocator;
			};
		}
	}
}


#endif // _R_RESOURCE_LOADER_TEXTURE_PLUGIN_H_
